65288580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 217183680

約数和(自身を除く): 151895100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 294, 318, 371, 419, 420, 490, 530, 588, 636, 735, 742, 795, 838, 980, 1060, 1113, 1257, 1470, 1484, 1590, 1676, 1855, 2095, 2226, 2514, 2597, 2933, 2940, 3180, 3710, 4190, 4452, 5028, 5194, 5565, 5866, 6285, 7420, 7791, 8380, 8799, 10388, 11130, 11732, 12570, 12985, 14665, 15582, 17598, 20531, 22207, 22260, 25140, 25970, 29330, 31164, 35196, 38955, 41062, 43995, 44414, 51940, 58660, 61593, 66621, 77910, 82124, 87990, 88828, 102655, 111035, 123186, 133242, 155449, 155820, 175980, 205310, 222070, 246372, 266484, 307965, 310898, 333105, 410620, 444140, 466347, 615930, 621796, 666210, 777245, 932694, 1088143, 1231860, 1332420, 1554490, 1865388, 2176286, 2331735, 3108980, 3264429, 4352572, 4663470, 5440715, 6528858, 9326940, 10881430, 13057716, 16322145, 21762860, 32644290, 65288580]

約数ペア:

[(1, 65288580), (2, 32644290), (3, 21762860), (4, 16322145), (5, 13057716), (6, 10881430), (7, 9326940), (10, 6528858), (12, 5440715), (14, 4663470), (15, 4352572), (20, 3264429), (21, 3108980), (28, 2331735), (30, 2176286), (35, 1865388), (42, 1554490), (49, 1332420), (53, 1231860), (60, 1088143), (70, 932694), (84, 777245), (98, 666210), (105, 621796), (106, 615930), (140, 466347), (147, 444140), (159, 410620), (196, 333105), (210, 310898), (212, 307965), (245, 266484), (265, 246372), (294, 222070), (318, 205310), (371, 175980), (419, 155820), (420, 155449), (490, 133242), (530, 123186), (588, 111035), (636, 102655), (735, 88828), (742, 87990), (795, 82124), (838, 77910), (980, 66621), (1060, 61593), (1113, 58660), (1257, 51940), (1470, 44414), (1484, 43995), (1590, 41062), (1676, 38955), (1855, 35196), (2095, 31164), (2226, 29330), (2514, 25970), (2597, 25140), (2933, 22260), (2940, 22207), (3180, 20531), (3710, 17598), (4190, 15582), (4452, 14665), (5028, 12985), (5194, 12570), (5565, 11732), (5866, 11130), (6285, 10388), (7420, 8799), (7791, 8380)]